How much work is done in moving a charge of 5 c across to a point having a p.d. 2ov?
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The Deep Dive
To find the work done in moving a charge across a potential difference (p.d.), you can use the formula: Work (W) = Charge (Q) × Potential Difference (V). In this case, the charge (Q) is 5 coulombs and the potential difference (V) is 2 volts. So, W = 5 C × 2 V = 10 joules. That's the energy required to move that charge through the electric field! Now, it’s interesting to note that moving charges and their associated work forms the foundation of electrical circuits. This principle is at work in everything from powering your smartphone to running large industrial machines, as electric current is essentially the flow of charged particles. Understanding these concepts can help you appreciate the technology that surrounds us every day!